By the year 2030, people ___ more efficient ways to use renewable energy. A. will have found B. will find C. find D. have found 相关知识点: 试题来源: 解析 A。by the year 2030 表示将来的时间,要用将来完成时,表示在这个时间点之前人们会找到更高效的使用可再生能源的方法。反馈 ...
They ___ working hard to find more efficient ways to use renewable energy. A. are B. were C. will be D. have been 相关知识点: 试题来源: 解析 D。“一直在努力”,强调从过去到现在一直在进行的动作,用现在完成进行时 have been。A 选项是一般现在时;B 选项是一般过去时;C 选项是一般将来时...
It is everyones duty to do someting good to the environment around us.As middle school students, we can also do a lot of helpful things.For example, we can protect it by not throwing rubbish away.We can save water to make full use of it. We can use materials which do no harm to t...
save energy, energy saving, ways to use less energy, green energy, electricity, greener, renewable, low carbon, hydro, wind, solar, micro-CHP, biomass, bio-energy, GSHP, ground source, severn tidal power, severn tidal consultation 来自 cern.europarchive.org 喜欢 0 阅读量: 13 作者: G ...
Electrified railways are large users of electrical power at a time when grid supply conversion to renewable energy production is making supply to the grid less predictable and environmental concerns demand reduction in energy use. These ... DI Fletcher,RF Harrison,S Nallaperuma - 《Journal of Ene...
比对半越天比对半越天The research team is exploring new ways to ___ renewable energy.比对半越天比对半
A. make B. to make C. making D. made 相关知识点: 试题来源: 解析 B。解析:这里的to make是不定式作后置定语,修饰ways,表示做某事的方法。A选项是动词原形,不能作后置定语;C选项是动名词,不符合这种用法;D选项是过去式,不合适。反馈 收藏
Governments could certainly make more effort to reduce air pollution. They could introduce laws to limit emissions from factories or to force companies to use renewable energy from solar, wind or water power. They could also impose ‘green taxes’ on drivers and airline companies. In this way, ...
A Kukasheva,Z Toregozhina 摘要: For the territory of Kazakhstan the following types of alternative energy sources are most promising: solar energy, wind power, small hydroelectric power stations and others. In order to support the use of renewable energy sources, on July 4, 2009, the Law of...
There are different ways in which people try to deal with the problem of energy. One way is the greater production of common energy sources (能源), such as coal, oil and gas. The trouble with these sources, however, is that they are not renewable (use again). ...